GHF1 Garden Hose Foamer Professional Mtm Hydro with Adjustable Air Intake. Inlet G 1/2 F.  Material Nylon, Pom. The Product works Only with mains Pressure, do not assemble on pressure washer. For this Product we recommended the Use of the Loe Pressure Wash Gun cod. 10115100200 and the Quick Coupling cod. 1190192700 Industrial, Craft and Domestic use.